The UFC is back on home soil in “Sin City” with UFC 239, one of its biggest cards of the year, which features two title fights at the top of the bill and a highly anticipated featured bout at welterweight.

Jon Jones, arguably the greatest mixed martial artist of all time, returns for the second time in 2019 when he puts his light heavyweight championship on the line against the No. 2-ranked Thiago. International Fight Week concludes with one of the biggest attractions MMA has to offer, with Jon Jones set to defend his light heavyweight title against Thiago Santos in Las Vegas at UFC 239. View the full fight card, start time and channel guide for UFC 239: Jon Jones vs. Thiago Santos which takes place during International Fight Week in Las Vegas, NV on Saturday. UFC International.

Ufc Jones Vs Santos Fight Card Today

In the main event, light heavyweight champion Jon Jones looks to defend his title against Thiago Santos. And in the co-main event, the only two women who share the distinction of knocking out Ronda Rousey square off when bantamweight champion Amanda Nunes takes on ex-champ Holly Holm. The card also features Ben Askren vs. Jorge Masvidal, with both men hoping to secure a shot at the 170-pound title.

Take a look at the UFC 239 event info, lineup with start times, and key storylines below.

What: UFC 239

When: Saturday

Where: T-Mobile Arena in Las Vegas

TV, live stream: ESPN, ESPN+ (sign up now), UFC Fight Pass

Ufc Jones Vs Santos Fight Card Odds

Full fight card, start times

MAIN CARD (ESPN+ pay-per-view, 10 p.m. ET)

Ufc Jones Vs Santos

Champ Jon Jones vs. Thiago Santos – for light heavyweight titleChamp Amanda Nunes vs. Holly Holm – for women’s bantamweight titleBen Askren vs. Jorge MasvidalJan Blachowicz vs. Luke RockholdMichale Chiesa vs. Diego Sanchez

PRELIMINARY CARD (ESPN, 8 p.m. ET)

Arnold Allen vs. Gilbert MelendezNohelin Hernandez vs. Marlon VeraClaudia Gadelha vs. Randa MarkosAlejandro Perez vs. Song Yadong

PRELIMINARY CARD (UFC Fight Pass/ESPN+, 6:15 p.m. ET)

Jack Marshman vs. Edmen ShahbazyanIsmail Naurdiev vs. Chance RencountreJulia Avila vs. Pannie Kianzad

Key storylines

Jon Jones on Thiago Santos: ‘I try not to get intimidated by muscles’Jon Jones feels obligation to fans at UFC 239 to make up for lost timeUFC champ-champ Amanda Nunes believes she is the women’s GOATHolly Holm on Amanda Nunes’ list of accomplishments: She hasn’t beaten meBen Askren hopes Jorge Masvidal isn’t ‘such a dipsh*t’ to ruin their UFC 239 fightDiego Sanchez leaves Jackson-Wink MMA ahead of UFC 239: ‘There was no real love’Diego Sanchez sounds serious about a ‘good death’ in the cage. Should we be concerned

For more on UFC 239, check out the UFC Rumors section of the site.